[01/52] net/ice/base: add support for non-IP Layer2 protocol
diff mbox series

Message ID 20200603024016.30636-2-qi.z.zhang@intel.com
State Superseded, archived
Delegated to: xiaolong ye
Headers show
Series
  • net/ice: base code update
Related show

Checks

Context Check Description
ci/Intel-compilation success Compilation OK
ci/iol-testing warning Testing issues
ci/iol-mellanox-Performance success Performance Testing PASS
ci/iol-nxp-Performance success Performance Testing PASS
ci/iol-intel-Performance success Performance Testing PASS
ci/iol-broadcom-Performance success Performance Testing PASS
ci/checkpatch success coding style OK

Commit Message

Qi Zhang June 3, 2020, 2:39 a.m. UTC
FDIR can forward Ethernet packets with non-IP ethertype.

Signed-off-by: Yahui Cao <yahui.cao@intel.com>
Signed-off-by: Paul M. Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 drivers/net/ice/base/ice_fdir.c | 15 +++++++++++++++
 drivers/net/ice/base/ice_fdir.h |  2 ++
 drivers/net/ice/base/ice_flow.c | 29 ++++++++++++++++++++++-------
 drivers/net/ice/base/ice_flow.h |  1 +
 drivers/net/ice/base/ice_type.h |  1 +
 5 files changed, 41 insertions(+), 7 deletions(-)

Patch
diff mbox series

diff --git a/drivers/net/ice/base/ice_fdir.c b/drivers/net/ice/base/ice_fdir.c
index 4e9aafc39..c92533223 100644
--- a/drivers/net/ice/base/ice_fdir.c
+++ b/drivers/net/ice/base/ice_fdir.c
@@ -102,6 +102,12 @@  static const u8 ice_fdir_ipv4_gtpu4_pkt[] = {
 	0x00, 0x00,
 };
 
+static const u8 ice_fdir_non_ip_l2_pkt[] = {
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+};
+
 static const u8 ice_fdir_tcpv6_pkt[] = {
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 	0x00, 0x00, 0x00, 0x00, 0x86, 0xDD, 0x60, 0x00,
@@ -329,6 +335,11 @@  static const struct ice_fdir_base_pkt ice_fdir_pkt[] = {
 		ice_fdir_ipv4_gtpu4_pkt,
 	},
 	{
+		ICE_FLTR_PTYPE_NON_IP_L2,
+		sizeof(ice_fdir_non_ip_l2_pkt), ice_fdir_non_ip_l2_pkt,
+		sizeof(ice_fdir_non_ip_l2_pkt), ice_fdir_non_ip_l2_pkt,
+	},
+	{
 		ICE_FLTR_PTYPE_NONF_IPV6_TCP,
 		sizeof(ice_fdir_tcpv6_pkt), ice_fdir_tcpv6_pkt,
 		sizeof(ice_fdir_tcp6_tun_pkt), ice_fdir_tcp6_tun_pkt,
@@ -819,6 +830,10 @@  ice_fdir_get_gen_prgm_pkt(struct ice_hw *hw, struct ice_fdir_fltr *input,
 		ice_pkt_insert_u6_qfi(loc, ICE_IPV4_GTPU_QFI_OFFSET,
 				      input->gtpu_data.qfi);
 		break;
+	case ICE_FLTR_PTYPE_NON_IP_L2:
+		ice_pkt_insert_u16(loc, ICE_MAC_ETHTYPE_OFFSET,
+				   input->ext_data.ether_type);
+		break;
 	case ICE_FLTR_PTYPE_NONF_IPV6_TCP:
 		ice_pkt_insert_ipv6_addr(loc, ICE_IPV6_DST_ADDR_OFFSET,
 					 input->ip.v6.dst_ip);
diff --git a/drivers/net/ice/base/ice_fdir.h b/drivers/net/ice/base/ice_fdir.h
index 18656c55f..97553c8e7 100644
--- a/drivers/net/ice/base/ice_fdir.h
+++ b/drivers/net/ice/base/ice_fdir.h
@@ -79,6 +79,7 @@  enum ice_status ice_clear_pf_fd_table(struct ice_hw *hw);
 #define ICE_IPV6_SCTP_SRC_PORT_OFFSET	54
 #define ICE_IPV6_SCTP_DST_PORT_OFFSET	56
 
+#define ICE_MAC_ETHTYPE_OFFSET		12
 #define ICE_IPV4_TOS_OFFSET		15
 #define ICE_IPV4_TTL_OFFSET		22
 #define ICE_IPV6_TC_OFFSET		14
@@ -165,6 +166,7 @@  struct ice_fdir_udp_gtp {
 
 struct ice_fdir_extra {
 	u8 dst_mac[ETH_ALEN];	/* dest MAC address */
+	__be16 ether_type;      /* for NON_IP_L2 */
 	u32 usr_def[2];		/* user data */
 	__be16 vlan_type;	/* VLAN ethertype */
 	__be16 vlan_tag;	/* VLAN tag info */
diff --git a/drivers/net/ice/base/ice_flow.c b/drivers/net/ice/base/ice_flow.c
index e741f5940..90302a6cb 100644
--- a/drivers/net/ice/base/ice_flow.c
+++ b/drivers/net/ice/base/ice_flow.c
@@ -63,7 +63,7 @@  struct ice_flow_field_info ice_flds_info[ICE_FLOW_FIELD_IDX_MAX] = {
 	/* ICE_FLOW_FIELD_IDX_C_VLAN */
 	ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_VLAN, 14, ICE_FLOW_FLD_SZ_VLAN),
 	/* ICE_FLOW_FIELD_IDX_ETH_TYPE */
-	ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, 12, ICE_FLOW_FLD_SZ_ETH_TYPE),
+	ICE_FLOW_FLD_INFO(ICE_FLOW_SEG_HDR_ETH, 0, ICE_FLOW_FLD_SZ_ETH_TYPE),
 	/* IPv4 / IPv6 */
 	/* ICE_FLOW_FIELD_IDX_IPV4_DSCP */
 	ICE_FLOW_FLD_INFO_MSK(ICE_FLOW_SEG_HDR_IPV4, 0, ICE_FLOW_FLD_SZ_IP_DSCP,
@@ -532,6 +532,17 @@  static const u32 ice_ptypes_nat_t_esp[] = {
 	0x00000000, 0x00000000, 0x00000000, 0x00000000,
 };
 
+static const u32 ice_ptypes_mac_non_ip_ofos[] = {
+	0x00000846, 0x00000000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+	0x00400000, 0x03FFF000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+	0x00000000, 0x00000000, 0x00000000, 0x00000000,
+};
+
 /* Manage parameters and info. used during the creation of a flow profile */
 struct ice_flow_prof_params {
 	enum ice_block blk;
@@ -683,12 +694,6 @@  ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params)
 				       ICE_FLOW_PTYPE_MAX);
 		}
 
-		if (hdrs & ICE_FLOW_SEG_HDR_PPPOE) {
-			src = (const ice_bitmap_t *)ice_ptypes_pppoe;
-			ice_and_bitmap(params->ptypes, params->ptypes, src,
-				       ICE_FLOW_PTYPE_MAX);
-		}
-
 		if (hdrs & ICE_FLOW_SEG_HDR_IPV4) {
 			src = !i ? (const ice_bitmap_t *)ice_ptypes_ipv4_ofos :
 				(const ice_bitmap_t *)ice_ptypes_ipv4_il;
@@ -731,6 +736,16 @@  ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params)
 			}
 		}
 
+		if (hdrs & ICE_FLOW_SEG_HDR_ETH_NON_IP) {
+			src = (const ice_bitmap_t *)ice_ptypes_mac_non_ip_ofos;
+			ice_and_bitmap(params->ptypes, params->ptypes,
+				       src, ICE_FLOW_PTYPE_MAX);
+		} else if (hdrs & ICE_FLOW_SEG_HDR_PPPOE) {
+			src = (const ice_bitmap_t *)ice_ptypes_pppoe;
+			ice_and_bitmap(params->ptypes, params->ptypes, src,
+				       ICE_FLOW_PTYPE_MAX);
+		}
+
 		if (hdrs & ICE_FLOW_SEG_HDR_ICMP) {
 			src = !i ? (const ice_bitmap_t *)ice_ptypes_icmp_of :
 				(const ice_bitmap_t *)ice_ptypes_icmp_il;
diff --git a/drivers/net/ice/base/ice_flow.h b/drivers/net/ice/base/ice_flow.h
index c8a0483e3..9fb60a6d2 100644
--- a/drivers/net/ice/base/ice_flow.h
+++ b/drivers/net/ice/base/ice_flow.h
@@ -148,6 +148,7 @@  enum ice_flow_seg_hdr {
 	ICE_FLOW_SEG_HDR_ESP		= 0x00100000,
 	ICE_FLOW_SEG_HDR_AH		= 0x00200000,
 	ICE_FLOW_SEG_HDR_NAT_T_ESP	= 0x00400000,
+	ICE_FLOW_SEG_HDR_ETH_NON_IP	= 0x00800000,
 };
 
 /* These segements all have the same PTYPES, but are otherwise distinguished by
diff --git a/drivers/net/ice/base/ice_type.h b/drivers/net/ice/base/ice_type.h
index 94ea44265..cf622178e 100644
--- a/drivers/net/ice/base/ice_type.h
+++ b/drivers/net/ice/base/ice_type.h
@@ -295,6 +295,7 @@  enum ice_fltr_ptype {
 	ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_TCP,
 	ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_ICMP,
 	ICE_FLTR_PTYPE_NONF_IPV4_GTPU_IPV4_OTHER,
+	ICE_FLTR_PTYPE_NON_IP_L2,
 	ICE_FLTR_PTYPE_FRAG_IPV4,
 	ICE_FLTR_PTYPE_NONF_IPV6_UDP,
 	ICE_FLTR_PTYPE_NONF_IPV6_TCP,